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If the sum of the interior angles in a regular polygon is 1440°, then what kind of polygon is it?
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If the sum of the interior angles in a regular polygon is 1440°, then what kind of polygon is it?

User Brian Chance
by
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1 Answer

1 vote
using
(n-2)180 = 1440
n-2 = 1440÷180 = 8
n= 8+2 = 10
n = 10sides which is a decagon
User Brian Hogan
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